This circuit was published in an 80's American documentation, but it is still current. The power depends on the operational. The generated signal has a sinusoidal waveform.
This simple thermostat circuit was found in the September 1976 issue of Radio Electronics...
We found this circuit in the 1982 SGS Linear Integrated Circuits manual. The integrated circuit used...
This circuit uses a FET to drive an LED with constante currente. The current up to 20 mA can be...